better Input Method Editor (IME) support

[st.git] / st.c

diff --git a/st.c b/st.c
index 0628707eae4bc351c483caf7477782d8273203b4..cf8687e519209aebe265bf09c3fbc35df5c97501 100644 (file)
--- a/st.c
+++ b/st.c
@@ -38,15 +38,11 @@
 
 /* macros */
 #define IS_SET(flag)           ((term.mode & (flag)) != 0)
-#define NUMMAXLEN(x)           ((int)(sizeof(x) * 2.56 + 0.5) + 1)
 #define ISCONTROLC0(c)         (BETWEEN(c, 0, 0x1f) || (c) == '\177')
 #define ISCONTROLC1(c)         (BETWEEN(c, 0x80, 0x9f))
 #define ISCONTROL(c)           (ISCONTROLC0(c) || ISCONTROLC1(c))
 #define ISDELIM(u)             (utf8strchr(worddelimiters, u) != NULL)
 
-/* constants */
-#define ISO14755CMD            "dmenu -w \"$WINDOWID\" -p codepoint: </dev/null"
-
 enum term_mode {
        MODE_WRAP        = 1 << 0,
        MODE_INSERT      = 1 << 1,
@@ -735,8 +731,10 @@ sigchld(int a)
        if (pid != p)
                return;
 
-       if (!WIFEXITED(stat) || WEXITSTATUS(stat))
-               die("child finished with error '%d'\n", stat);
+       if (WIFEXITED(stat) && WEXITSTATUS(stat))
+               die("child exited with status %d\n", WEXITSTATUS(stat));
+       else if (WIFSIGNALED(stat))
+               die("child terminated due to signal %d\n", WTERMSIG(stat));
        exit(0);
 }
 
@@ -806,9 +804,17 @@ ttynew(char *line, char *cmd, char *out, char **args)
                        die("ioctl TIOCSCTTY failed: %s\n", strerror(errno));
                close(s);
                close(m);
+#ifdef __OpenBSD__
+               if (pledge("stdio getpw proc exec", NULL) == -1)
+                       die("pledge\n");
+#endif
                execsh(cmd, args);
                break;
        default:
+#ifdef __OpenBSD__
+               if (pledge("stdio rpath tty proc", NULL) == -1)
+                       die("pledge\n");
+#endif
                close(s);
                cmdfd = m;
                signal(SIGCHLD, sigchld);
@@ -1448,7 +1454,8 @@ tsetattr(int *attr, int l)
                        } else {
                                fprintf(stderr,
                                        "erresc(default): gfx attr %d unknown\n",
-                                       attr[i]), csidump();
+                                       attr[i]);
+                               csidump();
                        }
                        break;
                }
@@ -1973,28 +1980,6 @@ tprinter(char *s, size_t len)
        }
 }
 
-void
-iso14755(const Arg *arg)
-{
-       FILE *p;
-       char *us, *e, codepoint[9], uc[UTF_SIZ];
-       unsigned long utf32;
-
-       if (!(p = popen(ISO14755CMD, "r")))
-               return;
-
-       us = fgets(codepoint, sizeof(codepoint), p);
-       pclose(p);
-
-       if (!us || *us == '\0' || *us == '-' || strlen(us) > 7)
-               return;
-       if ((utf32 = strtoul(us, &e, 16)) == ULONG_MAX ||
-           (*e != '\n' && *e != '\0'))
-               return;
-
-       ttywrite(uc, utf8encode(utf32, uc), 1);
-}
-
 void
 toggleprinter(const Arg *arg)
 {
@@ -2279,7 +2264,7 @@ eschandle(uchar ascii)
        case 'Z': /* DECID -- Identify Terminal */
                ttywrite(vtiden, strlen(vtiden), 0);
                break;
-       case 'c': /* RIS -- Reset to inital state */
+       case 'c': /* RIS -- Reset to initial state */
                treset();
                resettitle();
                xloadcols();
@@ -2609,6 +2594,7 @@ draw(void)
                        term.ocx, term.ocy, term.line[term.ocy][term.ocx]);
        term.ocx = cx, term.ocy = term.c.y;
        xfinishdraw();
+       xximspot(term.ocx, term.ocy);
 }
 
 void